How to restrict the number of expense line items in an expense report?

Summary:

How to restrict the number of expense line items in an expense report?

Content (please ensure you mask any confidential information):

There is a requirement to restrict the number of expense line items in an expense report to 50? Is this possible?

Version (include the version you are using, if applicable):

24A

Code Snippet (add any code snippets that support your topic, if applicable):